2513657052 has 18 divisors (see below), whose sum is σ = 6353966528. Its totient is φ = 837885672.

The previous prime is 2513657021. The next prime is 2513657057. The reversal of 2513657052 is 2507563152.

2513657052 is a `hidden beast` number, since 2 + 5 + 1 + 36 + 570 + 52 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 69823807 = 2513657052 / (2 + 5 + 1 + 3 + 6 + 5 + 7 + 0 + 5 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 2513656998 and 2513657016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2513657057) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34911868 + ... + 34911939.

Almost surely, 2^2513657052 is an apocalyptic number.

It is an amenable number.

2513657052 is an abundant number, since it is smaller than the sum of its proper divisors (3840309476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2513657052 is a wasteful number, since it uses less digits than its factorization.

2513657052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69823817 (or 69823812 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

The square root of 2513657052 is about 50136.3845126471. The cubic root of 2513657052 is about 1359.6757178103.

The spelling of 2513657052 in words is "two billion, five hundred thirteen million, six hundred fifty-seven thousand, fifty-two".